National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7°NLon: 74.8°WElev: 1404ft.

Mostly Cloudy

86°F

30°C

Humidity 46%
Wind Speed W 10 G 18 mph
Barometer 30.03 in (1016.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 19 May 3:56 pm EDT
Extended Forecast for

2 Miles SW Grant Mills NY

  • Tonight

    Tonight: Partly cloudy, with a low around 64. Southwest wind 5 to 7 mph.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm. Partly sunny, with a high near 74. West wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 42. North wind around 7 mph.

    Low: 42 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 62. North wind around 6 mph.

    High: 62 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Light northeast wind.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 2am. Cloudy, with a low around 41. Chance of precipitation is 60%.

    Low: 41 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 51. Chance of precipitation is 80%.

    High: 51 °F

    Showers

  • Saturday Night

    Saturday Night: Showers. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 64. Southwest wind 5 to 7 mph.
Wednesday
A chance of showers before 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm. Partly sunny, with a high near 74. West wind around 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 42. North wind around 7 mph.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 62. North wind around 6 mph.
Thursday Night
Partly cloudy, with a low around 40. Light northeast wind.
Friday
Partly sunny, with a high near 62.
Friday Night
Showers likely, mainly after 2am. Cloudy, with a low around 41. Chance of precipitation is 60%.
Saturday
Showers. High near 51. Chance of precipitation is 80%.
Saturday Night
Showers. Low around 42. Chance of precipitation is 80%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 59. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 46. Chance of precipitation is 40%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 49. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 70. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Grant Mills NY
 42.06°N 74.71°W (Elev. 2201 ft)
Last Update:
2:39 pm EDT May 19, 2026
Forecast Valid:
5pm EDT May 19, 2026-6pm EDT May 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation